CN216816318U - Electro-hydraulic pressure testing machine - Google Patents
Electro-hydraulic pressure testing machine Download PDFInfo
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- CN216816318U CN216816318U CN202123360450.6U CN202123360450U CN216816318U CN 216816318 U CN216816318 U CN 216816318U CN 202123360450 U CN202123360450 U CN 202123360450U CN 216816318 U CN216816318 U CN 216816318U
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Abstract
The utility model provides an electro-hydraulic pressure testing machine which comprises a base, wherein a placing plate is arranged in the middle of the upper end of the base, a support is arranged at the upper end of the base, a hydraulic cylinder is arranged at the upper end of the support, a connecting seat is arranged on a piston rod of the hydraulic cylinder, a mounting groove is formed in the lower end of the connecting seat, an upper pressing plate is arranged at the lower end of the connecting seat, a connecting part which is connected in the mounting groove in a sliding manner is arranged at the upper end of the upper pressing plate, and a spring is arranged between the upper end of the connecting part and the mounting groove; a pressure sensor electrically connected with a controller is arranged on the lower end face of the connecting seat, and the controller is electrically connected with a buzzer; the right side of base is equipped with and removes the clean subassembly that removes by electric telescopic handle drive, places the board left side and is provided with the collection waste bin. The pressure sensor is used for detecting the pressure loaded on the concrete test block in real time, so that a tester can accurately judge whether the concrete test block meets the use requirement; and h, automatically cleaning the crushed concrete fragments through a cleaning assembly.
Description
Technical Field
The utility model relates to the technical field of pressure testing machines, in particular to an electro-hydraulic pressure testing machine.
Background
In the existing engineering construction process of roads, bridges and the like, a large number of pressure tests need to be carried out on concrete test blocks, mortar or cement test blocks and the like, and the pressure tests are usually carried out through a pressure tester. The data that its records of current compression testing machine all need the manual work to whether the concrete test block that detects through artifical judgement accords with the operation requirement, can't improve electrohydraulic compression testing machine's automatic level, can't realize intellectuality. And the existing compression testing machine is not easy to clean after crushing the concrete test block.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving one of the technical problems in the related technology to at least a certain extent, and therefore provides an electrohydraulic pressure testing machine, which is characterized in that a pressure sensor is arranged between an upper pressure plate and a connecting seat, the pressure sensor is used for detecting the pressure loaded on a concrete test block in real time, and when the pressure loaded exceeds a set value, early warning is carried out so that a tester can accurately judge whether the concrete test block meets the use requirement; meanwhile, the crushed concrete fragments can be automatically cleaned conveniently through the cleaning assembly.
The technical scheme of the utility model is realized as follows:
an electro-hydraulic pressure testing machine comprises a base, wherein a placing plate is arranged in the middle of the upper end of the base, clamping assemblies are correspondingly arranged on the front side and the rear side of the upper end of the placing plate, a support is arranged at the upper end of the base, a hydraulic cylinder is arranged at the upper end of the support, a connecting seat is arranged on a piston rod of the hydraulic cylinder, a mounting groove is formed in the lower end of the connecting seat, an upper pressing plate is arranged at the lower end of the connecting seat, a connecting part which is connected in the mounting groove in a sliding mode is arranged at the upper end of the upper pressing plate in a protruding mode, and a spring is arranged between the upper end of the connecting part and the inner top wall of the mounting groove; the lower end face of the connecting seat is provided with a pressure sensor, the pressure sensor is electrically connected with a controller, and the controller is electrically connected with a buzzer; the right side of base is provided with the electricity and connects the electric telescopic handle of controller, electric telescopic handle's flexible end is provided with clean subassembly, it is provided with the collection waste tank to place the board left side.
Further, clean subassembly including connect in the push pedal of electric telescopic handle's flexible end, the front side and the rear side of the left end face of push pedal are provided with the bounding wall respectively, two distance between the bounding wall is greater than the size of concrete test block fore-and-aft direction, the push pedal with the lower extreme of bounding wall all is provided with cleans the brush hair.
Further, the clamping assembly comprises air cylinders which are respectively arranged on the front side and the rear side of the upper end of the placing plate, one side, facing each other, of each air cylinder is provided with a jacking plate, and the distance between the two jacking plates is smaller than the distance between the two enclosing plates in an unclamped state.
Furthermore, a discharging plate which inclines downwards towards the left is arranged on the left side of the placing plate, and the discharging end of the discharging plate is communicated with the waste collecting box.
Furthermore, the front side and the rear side of the upper end surface of the blanking plate are respectively provided with a guide baffle.
Furthermore, the support comprises four guide rods vertically arranged at four corner positions at the upper end of the base, a mounting plate is arranged at the upper end of each guide rod, the hydraulic cylinder is arranged at the upper end of the mounting plate, and the connecting seat is connected to the guide rods in a sliding mode.
Further, be provided with the fixing base between the up end of guide bar, mounting panel sliding connection be in on the guide bar, be connected with the lifter plate through the spliced pole directly over the mounting panel, the pneumatic cylinder sets up the mounting panel with between the lifter plate, lifter plate sliding connection be in on the guide bar, the upper end of lifter plate is provided with the regulation pole, it is in to adjust pole threaded connection on the fixing base, the upper end of adjusting the pole extends to outside the fixing base and be provided with the hand wheel.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model arranges a pressure sensor on the lower end surface of the connecting seat, the upper pressure plate is connected in the mounting groove in a sliding way through the connecting part, when detecting, the clamping component is started to move to be close to the concrete test block to be detected and fix the concrete test block on the placing plate, then the hydraulic cylinder is started to drive the upper pressure plate to descend to the position contacting with the concrete test block, and along with the continuous extension of the piston rod of the hydraulic cylinder, the upper pressure plate is enabled to compress the spring to rise relative to the mounting groove and abut against the pressure sensor under the action of the reaction force of the concrete test block, and the reaction force of the concrete test block is exerted on the pressure sensor, because the action force is mutual, the force exerted on the concrete test block by the hydraulic cylinder can be basically exerted on the pressure sensor under the action of the reaction force, when the pressure sensor detects that the pressure value applied on the pressure sensor reaches a set value, a signal is transmitted to the controller, the controller controls the buzzer to give out an alarm sound, and the strength of the concrete test block is proved to meet the use requirement by a tester hearing the alarm sound; the buzzer does not give out an alarm sound, so that the concrete test block is proved to be broken under the action of the loading force which does not reach the set pressure value, and the strength of the concrete test block does not meet the use requirement, so that a tester can accurately judge whether the concrete test block meets the use requirement. Simultaneously through being provided with the clean subassembly that removes by electric telescopic handle drive on the right side of base, after the top board extrudes garrulous with the concrete test block, electric telescopic handle drives clean subassembly and stretches out and will extrude garrulous concrete test block propelling movement to the collection waste box, realizes carrying out self-cleaning to the concrete fragment after the crushing.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural diagram of a first embodiment of an electrohydraulic compression testing machine according to the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is a schematic side view of a cleaning assembly according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a second embodiment of the present invention.
Reference numerals:
100 bases and 110 placing plates;
210 hydraulic cylinders, 220 connecting seats, 221 mounting grooves, 230 upper pressure plates, 231 connecting parts, 240 springs, 251 guide rods, 252 mounting plates, 253 fixing seats, 254 connecting columns and 255 lifting columns;
310 pressure sensor, 320 controller, 330 buzzer;
410 electric telescopic rods, 420 waste collecting boxes, 430 push plates, 440 enclosing plates, 450 cleaning bristles, 460 blanking plates and 470 guide baffle plates;
510 air cylinder, 520 top tightening plate;
610 adjust the pole, 620 hand wheel.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to the orientation description, such as "upper", "lower", "front", "rear", "left", "right", etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplicity of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, if there is any description of "first", "second", etc. for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Example 1
Referring to fig. 1 and 2, an electrohydraulic compression testing machine according to an embodiment of the present invention includes a base 100, a placing plate 110 is disposed in the middle of the upper end of the base 100, clamping assemblies are correspondingly disposed on the front and rear sides of the upper end of the placing plate 110, a bracket is disposed on the upper end of the base 100, a hydraulic cylinder 210 is disposed on the upper end of the bracket, a connecting seat 220 is disposed on a piston rod of the hydraulic cylinder 210, a mounting groove 221 is disposed in the lower end of the connecting seat 220, an upper pressing plate 230 is disposed at the lower end of the connecting seat 220, a connecting portion 231 slidably connected in the mounting groove 221 is convexly disposed at the upper end of the upper pressing plate 230, and a spring 240 is disposed between the upper end of the connecting portion 231 and an inner top wall of the mounting groove 221; a pressure sensor 310 is arranged on the lower end face of the connecting seat 220, the pressure sensor 310 is electrically connected with a controller 320, and the controller 320 is electrically connected with a buzzer 330; the right side of the base 100 is provided with an electric telescopic rod 410 electrically connected with the controller 320, the telescopic end of the electric telescopic rod 410 is provided with a cleaning assembly, and the left side of the placing plate 110 is provided with a waste collecting box 420. Compared with the prior art, the embodiment of the utility model has the advantages that the pressure sensor 310 is arranged on the lower end face of the connecting seat 220, the upper pressure plate 230 is connected in the mounting groove 221 in a sliding manner through the connecting part 231, when detection is carried out, the clamping assembly is started to move to be close to the concrete test block to be detected and fix the concrete test block on the placing plate 110, then the hydraulic cylinder 210 is started to drive the upper pressure plate 230 to descend to the position contacting with the concrete test block, and along with the continuous extension of the piston rod of the hydraulic cylinder 210, the upper pressure plate 230 is enabled to press the compression spring 240 to ascend relative to the mounting groove 221 under the action of the reaction force of the concrete test block and abut against the pressure sensor 310, and the reaction force of the concrete test block is exerted on the pressure sensor 310, and the action forces of the hydraulic cylinder 210 on the concrete test block can be basically exerted on the pressure sensor 310 under the action of the reaction forces, when the pressure sensor 310 detects that the pressure value applied to the concrete test block reaches a set value, a signal is transmitted to the controller 320, the controller 320 controls the buzzer 330 to give an alarm sound, and the strength of the concrete test block meets the use requirement after the tester hears the alarm sound; if the buzzer 330 does not give out an alarm sound, the concrete test block is proved to be broken under the action of the loading force which does not reach the set pressure value, and the strength of the concrete test block does not meet the use requirement, so that the tester can accurately judge whether the concrete test block meets the use requirement. Meanwhile, the cleaning assembly which is driven by the electric telescopic rod 410 to move left and right is arranged on the right side of the base 100, when the upper pressing plate 230 crushes the concrete test blocks and the hydraulic cylinder 210 drives the upper pressing plate 230 to ascend and the clamping assembly to move away from the concrete test blocks, the electric telescopic rod 410 drives the cleaning assembly to stretch out to push the crushed concrete test blocks into the waste collecting box 420, and therefore the crushed concrete test blocks are automatically cleaned. It is understood that the controller 320 is model EK205-DR and the pressure controller 320 is model MD-S270.
As shown in fig. 1 and 3, preferably, the cleaning assembly includes a push plate 430 connected to the telescopic end of the electric telescopic rod 410, the front side and the rear side of the left end surface of the push plate 430 are respectively provided with a surrounding plate 440, the distance between the two surrounding plates 440 is greater than the size of the concrete test block in the front-back direction, and the lower ends of the push plate 430 and the surrounding plates 440 are respectively provided with cleaning bristles 450. If the concrete test block is crushed in the test process, the hydraulic cylinder 210 drives the upper pressure plate 230 to ascend, and the clamping assembly moves away from the concrete test block, the electric telescopic rod 410 drives the push plate 430 to move leftwards, so that the push plate 430 pushes the crushed concrete to the left into the waste collecting box 420 for automatic cleaning and concentrated collection after crushing the concrete; the enclosing plates 440 are arranged on the front side and the rear side of the left end face of the push plate 430, so that concrete fragments can be prevented from being scattered from the front side and the rear side in the process of pushing the clean blanking leftwards; the cleaning effect can be further improved by cleaning the brush 450.
As shown in fig. 1, it is further preferable that the clamping assembly includes air cylinders 510 respectively disposed at front and rear sides of the upper end of the placing plate 110, and a tightening plate 520 is disposed at a side of the two air cylinders 510 facing each other, and a distance between the tightening plates 520 is smaller than a distance between the enclosing plates 440 in an unclamped state. Meanwhile, the two cylinders 510 are controlled to extend or contract simultaneously, so that the two tightening plates 520 are controlled to be close to or away from each other, and the concrete test block is clamped and loosened quickly; after the experiment is completed and the cylinder 510 drives the two tightening plates 520 to be away from each other, the distance between the two tightening plates 520 is smaller than the distance between the two enclosing plates 440, so that the electric telescopic rod 410 drives the cleaning assembly to extend out to push the crushed concrete test block into the waste collecting box 420, and interference between the enclosing plates 440 and the tightening plates 520 cannot be generated.
As shown in fig. 1, it is further preferable that a discharging plate 460 inclined downward toward the left is provided on the left side of the placing plate 110, and a discharging end of the discharging plate 460 communicates with the waste collecting box 420. With the arrangement, the cleaning assembly can sufficiently push concrete fragments into the waste collection box 420 for collection and collection through the guidance of the blanking plate 460 during the leftward movement of the electric telescopic rod 410.
Further preferably, the front and rear sides of the upper end surface of the blanking plate 460 are provided with guide fences 470, respectively. The guide baffle 470 prevents the concrete fragments from rolling off from the front or rear side of the upper end of the stripper plate 460 during the concrete fragments are fed into the discard bin 420 along the stripper plate 460, resulting in insufficient cleaning.
As shown in fig. 1, preferably, the bracket includes four guide bars 251 vertically disposed at four corner positions of the upper end of the base 100, a mounting plate 252 is disposed at the upper end of the guide bars 251, the hydraulic cylinder 210 is disposed at the upper end of the mounting plate 252, and the connecting base 220 is slidably connected to the guide bars 251. Through the direction limiting effect of guide bar 251, can be so that connecting seat 220 and top board 230 vertical lift under the drive of pneumatic cylinder 210 to can be with the abundant application of loading force on the concrete test block, further improve the accuracy of test result.
Example 2
Referring to fig. 4, the embodiment of the present invention is different from embodiment 1 in that the conventional compression testing machine cannot adjust the distance between the upper pressing plate 230 and the placing plate 110 in the vertical direction, and cannot satisfy the tests for concrete test blocks with different height dimensions, so as to increase the application range of the testing machine of the embodiment of the present invention; in the embodiment of the utility model, a fixed seat 253 is arranged between the upper end surfaces of four guide rods 251, a mounting plate 252 is connected to the guide rods 251 in a sliding manner, a lifting plate 255 is connected to the position right above the mounting plate 252 through a connecting column 254, a hydraulic cylinder 210 is arranged between the mounting plate 252 and the lifting plate 255, the lifting plate 255 is connected to the guide rods 251 in a sliding manner, an adjusting rod 610 is arranged at the upper end of the lifting plate 255, the adjusting rod 610 is connected to the fixed seat 253 in a threaded manner, and the upper end of the adjusting rod 610 extends out of the fixed seat 253 and is provided with a hand wheel 620. By means of the arrangement, the height of the hydraulic cylinder 210 can be adjusted by rotating the hand wheel 620, so that the distance between the upper pressing plate 230 and the placing plate 110 in the vertical direction is controlled, and tests on concrete test blocks with different height sizes are met.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. An electro-hydraulic pressure testing machine is characterized by comprising a base, wherein a placing plate is arranged in the middle of the upper end of the base, clamping assemblies are correspondingly arranged on the front side and the rear side of the upper end of the placing plate, a support is arranged at the upper end of the base, a hydraulic cylinder is arranged at the upper end of the support, a connecting seat is arranged on a piston rod of the hydraulic cylinder, a mounting groove is formed in the lower end of the connecting seat, an upper pressing plate is arranged at the lower end of the connecting seat, a connecting part which is connected in the mounting groove in a sliding mode is arranged at the upper end of the upper pressing plate in a protruding mode, and a spring is arranged between the upper end of the connecting part and the inner top wall of the mounting groove; the lower end face of the connecting seat is provided with a pressure sensor, the pressure sensor is electrically connected with a controller, and the controller is electrically connected with a buzzer; the right side of base is provided with the electricity and connects the electric telescopic handle of controller, electric telescopic handle's flexible end is provided with clean subassembly, it is provided with the collection waste tank to place the board left side.
2. The electrohydraulic compression testing machine of claim 1, wherein the cleaning assembly comprises a push plate connected to a telescopic end of the electric telescopic rod, enclosing plates are respectively arranged on the front side and the rear side of the left end face of the push plate, the distance between the two enclosing plates is larger than the size of a concrete test block in the front-rear direction, and cleaning bristles are arranged at the lower ends of the push plate and the enclosing plates.
3. The electrohydraulic compression testing machine of claim 2, wherein the clamping assembly comprises air cylinders respectively arranged on the front side and the rear side of the upper end of the placing plate, one side of the two air cylinders facing each other is provided with a jacking plate, and the distance between the two jacking plates is smaller than the distance between the two enclosing plates in an unclamped state.
4. The electro-hydraulic pressure testing machine of claim 2, wherein a discharging plate inclining downwards towards the left is arranged on the left side of the placing plate, and the discharging end of the discharging plate is communicated with the waste collecting box.
5. The electro-hydraulic type pressure testing machine according to claim 4, wherein the front side and the rear side of the upper end surface of the blanking plate are respectively provided with a guide baffle plate.
6. The electro-hydraulic pressure testing machine of claim 1, wherein the support comprises four guide rods vertically arranged at four corner positions of the upper end of the base, a mounting plate is arranged at the upper end of each guide rod, the hydraulic cylinder is arranged at the upper end of the mounting plate, and the connecting seat is slidably connected to the guide rods.
7. An electro-hydraulic pressure testing machine according to claim 6, wherein a fixed seat is arranged between the upper end faces of the guide rods, the mounting plate is connected to the guide rods in a sliding manner, a lifting plate is connected to the position right above the mounting plate through a connecting column, the hydraulic cylinder is arranged between the mounting plate and the lifting plate, the lifting plate is connected to the guide rods in a sliding manner, an adjusting rod is arranged at the upper end of the lifting plate, the adjusting rod is connected to the fixed seat in a threaded manner, and the upper end of the adjusting rod extends out of the fixed seat and is provided with a hand wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123360450.6U CN216816318U (en) | 2021-12-30 | 2021-12-30 | Electro-hydraulic pressure testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123360450.6U CN216816318U (en) | 2021-12-30 | 2021-12-30 | Electro-hydraulic pressure testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216816318U true CN216816318U (en) | 2022-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123360450.6U Active CN216816318U (en) | 2021-12-30 | 2021-12-30 | Electro-hydraulic pressure testing machine |
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| Country | Link |
|---|---|
| CN (1) | CN216816318U (en) |
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2021
- 2021-12-30 CN CN202123360450.6U patent/CN216816318U/en active Active
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